Cévennes [Aire D\'Adhésion]
IUCN VNational Park - Buffer zone/Area of adhesion · 1970
2 183 km²
Commune · FRA
Meyrannes
France
CsaTemperate, dry summer, hot summer(69 %)
Species observed
379
Observations
1 006
Area
6,6km²
Ecological tissue
Sample of 33 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Meyrannes : 29 espèces + 4 bulles famille, 56 interactions GloBI documentées sur 5 types (connectance 10.6%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
33
Interactions affichées
56
Connectance
0.106
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
379 distinct species · 1 006 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,6°C
Annual rain
1 364mm
Warmest m°
28,4°C
Coldest m°
1,4°C
Elevation: 241 m on average (min 187 m, max 381 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,6°C
Annual rain
1 364mm
Warmest month
28,4°C
Coldest month
1,4°C
Mean alt.
241m
Min
187m
Max
381m
Std. dev.
59m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(69 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,6
Org. C
45,1g/kg
Clay
21,9%
Sand
33,6%
Silt
44,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Gard
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,5
Org. C
82,8g/kg
Clay
21,2%
Sand
33,4%
Silt
45,3%
5–15 cm
pH H₂O
6,6
Org. C
30,0g/kg
Clay
20,1%
Sand
33,8%
Silt
46,2%
15–30 cm
pH H₂O
6,7
Org. C
22,6g/kg
Clay
24,3%
Sand
33,6%
Silt
41,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest55.4%
Crops15.8%
Built-up1.4%
Bare soil0.4%
Other (grassland, water…)27.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
2,6km
Basins crossed
1
Max stream order
3
Max drainage
1 357km²
Discharge in basins
0,1m³/s
Mean precip.
767mm/an
Mean T°
12,2°C
Moisture idx
-0,20
Max snow
6%
Mean runoff
486mm/an
Mean elev. (basins)
303m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,9nW
Built-up
136,4%
Pesticides
42,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 1IUCN Not Reported · 1
Hautes vallées de la Cèze et du Luech
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
127 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
France-specific data (Phase 2)
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.